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ls: Migrate away from DeprecatedFile

Browse source 
Note that since many low-level bare C APIs are used, null-terminated
strings are still necessary in many places, which sadly required the
addition of many DeprecatedStrings.
This commit is contained in:
Ben Wiederhake 2023-05-12 23:11:11 +02:00 • committed by Andrew Kaster
parent d5c13a3cbc
commit 17a1e2eed1
Notes: sideshowbarker 2024-07-17 05:21:12 +09:00
1 changed files with 29 additions and 29 deletions
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58
Userland/Utilities/ls.cpp
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@ -15,7 +15,6 @@
#include <AK/Vector.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/DateTime.h>
#include <LibCore/DeprecatedFile.h>
#include <LibCore/DirIterator.h>
#include <LibCore/System.h>
#include <LibFileSystem/FileSystem.h>
@ -43,8 +42,8 @@ struct FileMetadata {
};
};
static int do_file_system_object_long(char const* path);
static int do_file_system_object_short(char const* path);
static int do_file_system_object_long(DeprecatedString const& path);
static int do_file_system_object_short(DeprecatedString const& path);
static bool print_names(char const* path, size_t longest_name, Vector<FileMetadata> const& files);
@ -136,7 +135,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
endgrent();
}
auto do_file_system_object = [&](char const* path) {
auto do_file_system_object = [&](DeprecatedString const& path) {
if (flag_long)
return do_file_system_object_long(path);
return do_file_system_object_short(path);
@ -189,7 +188,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (show_dir_separator) {
printf("%s:\n", path.characters());
}
auto rc = do_file_system_object(path.characters());
auto rc = do_file_system_object(path);
if (rc != 0)
status = rc;
if (show_dir_separator && i != files.size() - 1) {
@ -235,12 +234,13 @@ static DeprecatedString& hostname()
return s_hostname;
}
static size_t print_name(const struct stat& st, DeprecatedString const& name, char const* path_for_link_resolution, char const* path_for_hyperlink)
static size_t print_name(const struct stat& st, DeprecatedString const& name, Optional<StringView> path_for_link_resolution, StringView path_for_hyperlink)
{
if (!flag_disable_hyperlinks) {
auto full_path = Core::DeprecatedFile::real_path_for(path_for_hyperlink);
if (!full_path.is_null()) {
auto url = URL::create_with_file_scheme(full_path, {}, hostname());
auto full_path_or_error = FileSystem::real_path(path_for_hyperlink);
if (!full_path_or_error.is_error()) {
auto fullpath = full_path_or_error.release_value();
auto url = URL::create_with_file_scheme(fullpath.to_deprecated_string(), {}, hostname());
out("\033]8;;{}\033\\", url.serialize());
}
}
@ -274,10 +274,10 @@ static size_t print_name(const struct stat& st, DeprecatedString const& name, ch
printf("%s", end_color);
}
if (S_ISLNK(st.st_mode)) {
if (path_for_link_resolution) {
auto link_destination_or_error = Core::DeprecatedFile::read_link(path_for_link_resolution);
if (path_for_link_resolution.has_value()) {
auto link_destination_or_error = FileSystem::read_link(path_for_link_resolution.value());
if (link_destination_or_error.is_error()) {
perror("readlink");
warnln("readlink of {} failed: {}", path_for_link_resolution.value(), link_destination_or_error.error());
} else {
nprinted += printf(" -> ") + print_escaped(link_destination_or_error.value());
}
@ -369,18 +369,18 @@ static bool print_filesystem_object(DeprecatedString const& path, DeprecatedStri
printf(" %s ", Core::DateTime::from_timestamp(st.st_mtime).to_deprecated_string().characters());
print_name(st, name, path.characters(), path.characters());
print_name(st, name, path.view(), path);
printf("\n");
return true;
}
static int do_file_system_object_long(char const* path)
static int do_file_system_object_long(DeprecatedString const& path)
{
if (flag_list_directories_only) {
struct stat stat {
};
int rc = lstat(path, &stat);
int rc = lstat(path.characters(), &stat);
if (rc < 0)
perror("lstat");
if (print_filesystem_object(path, path, stat))
@ -401,14 +401,14 @@ static int do_file_system_object_long(char const* path)
if (error.code() == ENOTDIR) {
struct stat stat {
};
int rc = lstat(path, &stat);
int rc = lstat(path.characters(), &stat);
if (rc < 0)
perror("lstat");
if (print_filesystem_object(path, path, stat))
return 0;
return 2;
}
fprintf(stderr, "%s: %s\n", path, strerror(di.error().code()));
fprintf(stderr, "%s: %s\n", path.characters(), strerror(di.error().code()));
return 1;
}
@ -422,7 +422,7 @@ static int do_file_system_object_long(char const* path)
continue;
StringBuilder builder;
builder.append({ path, strlen(path) });
builder.append(path);
builder.append('/');
builder.append(metadata.name);
metadata.path = builder.to_deprecated_string();
@ -443,19 +443,19 @@ static int do_file_system_object_long(char const* path)
return 0;
}
static bool print_filesystem_object_short(char const* path, char const* name, size_t* nprinted)
static bool print_filesystem_object_short(DeprecatedString const& path, char const* name, size_t* nprinted)
{
struct stat st;
int rc = lstat(path, &st);
int rc = lstat(path.characters(), &st);
if (rc == -1) {
printf("lstat(%s) failed: %s\n", path, strerror(errno));
printf("lstat(%s) failed: %s\n", path.characters(), strerror(errno));
return false;
}
if (flag_show_inode)
printf("%s ", DeprecatedString::formatted("{}", st.st_ino).characters());
*nprinted = print_name(st, name, nullptr, path);
*nprinted = print_name(st, name, {}, path);
return true;
}
@ -469,7 +469,7 @@ static bool print_names(char const* path, size_t longest_name, Vector<FileMetada
builder.append({ path, strlen(path) });
builder.append('/');
builder.append(name);
if (!print_filesystem_object_short(builder.to_deprecated_string().characters(), name.characters(), &nprinted))
if (!print_filesystem_object_short(builder.to_deprecated_string(), name.characters(), &nprinted))
return 2;
int offset = 0;
if (terminal_columns > longest_name)
@ -493,11 +493,11 @@ static bool print_names(char const* path, size_t longest_name, Vector<FileMetada
return printed_on_row;
}
int do_file_system_object_short(char const* path)
int do_file_system_object_short(DeprecatedString const& path)
{
if (flag_list_directories_only) {
size_t nprinted = 0;
bool status = print_filesystem_object_short(path, path, &nprinted);
bool status = print_filesystem_object_short(path, path.characters(), &nprinted);
printf("\n");
if (status)
return 0;
@ -515,13 +515,13 @@ int do_file_system_object_short(char const* path)
auto error = di.error();
if (error.code() == ENOTDIR) {
size_t nprinted = 0;
bool status = print_filesystem_object_short(path, path, &nprinted);
bool status = print_filesystem_object_short(path, path.characters(), &nprinted);
printf("\n");
if (status)
return 0;
return 2;
}
fprintf(stderr, "%s: %s\n", path, strerror(di.error().code()));
fprintf(stderr, "%s: %s\n", path.characters(), strerror(di.error().code()));
return 1;
}
@ -535,7 +535,7 @@ int do_file_system_object_short(char const* path)
continue;
StringBuilder builder;
builder.append({ path, strlen(path) });
builder.append(path);
builder.append('/');
builder.append(metadata.name);
metadata.path = builder.to_deprecated_string();
@ -550,7 +550,7 @@ int do_file_system_object_short(char const* path)
}
quick_sort(files, filemetadata_comparator);
if (print_names(path, longest_name, files))
if (print_names(path.characters(), longest_name, files))
printf("\n");
return 0;
}